AM_Petedunnite
Formula: Ca Zn Si2 O6
Name: Petedunnite
Unit cell: 9.8243 8.9939 5.2608 90.0 105.794 90.0 , V=447.29
Space group: C12/C1 (15)

Heuer M , Huber A L , Bromiley G D , Fehr K T , Bente K , Physics and Chemistry of Minerals , 32 (2005) p.552-563, Characterization of synthetic hedenbergite (CaFeSi2O6)-petedunnite (CaZnSi2O6), solid solution series by X-ray single crystal diffraction